Add Rectangle::containsAfterScaling method

Signed-off-by: falkTX <falktx@falktx.com>

dgl/Geometry.hpp

@@ -753,6 +753,11 @@ public:
     */
     bool contains(const Point<T>& pos) const noexcept;
 
+   /**
+      Check if this rectangle contains the point @a pos affected by a custom scale.
+    */
+    bool containsAfterScaling(const Point<T>& pos, double scaling) const noexcept;
+
    /**
       Check if this rectangle contains the point @a pos of another type.
     */

dgl/src/Geometry.cpp

@@ -925,6 +925,12 @@ bool Rectangle<uint>::contains(const Point<double>& p) const noexcept
     return (p.x >= pos.x && p.y >= pos.y && p.x <= pos.x+size.fWidth && p.y <= pos.y+size.fHeight);
 }
 
+template<typename T>
+bool Rectangle<T>::containsAfterScaling(const Point<T>& p, const double scaling) const noexcept
+{
+    return (p.x >= pos.x && p.y >= pos.y && p.x/scaling <= pos.x+size.fWidth && p.y/scaling <= pos.y+size.fHeight);
+}
+
 template<typename T>
 bool Rectangle<T>::containsX(const T& x) const noexcept
 {